| Acronym | Meaning |
 | CDDT | Countdown Demonstration Test |
| IUE | International Ultraviolet Explorer |
| ALPO | Association Of Lunar And Planetary Observers |
| BECO | Booster Engine Cutoff |
| GHA | Greenwich Hour Angle |
| RTG | Radioisotope Thermoelectric Generator |
| AOCS | Attitude And Orbit Control System |
| MET | Mission Elapsed Time |
| VAFB | Vandenberg Air Force Base |
| OSSA | Office Of Space Science And Applications |
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